One-hole punch



FIG. 1 is a left hand side elevational view of the one-hole punch which is the present invention;

FIG. 2 is a right side elevational view thereof;

FIG. 3 is a right hand perspective view thereof;

FIG. 4 is a left hand perspective view thereof;

FIG. 5 is a front elevational view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a rear elevational view thereof. 

The ornamental design for a one-hole punch, as shown and described. 